Mr Dowden spoke after videos emerged of the officers tearing down the distinctive posters - each of which bears a photo and name of an Israeli said to have been kidnapped by Hamas.
In the video the lone officer, believed to be part of the Greater Manchester Police force, is seen removing a line of posters one by one, seemingly ignoring calls from distressed passers by.
GMP s chief constable (pictured) has now admitted the force got it wrong after responding badly to a complaint , but urged there was nothing malicious in the intent .
The Campaign Against Antisemitism accused the Met of a double standard by turning a blind eye to extremists in pulling down the posters of Israeli children kidnapped by Hamas terrorists.